feat: team org panel, admin CRUD, local deploy tools, bidirectional data sync

Add TeamMember model and APIs, team status UI, /admin page, local server bats,
and scripts to sync data between local PostgreSQL and Render.

Co-authored-by: Cursor <cursoragent@cursor.com>

데이터배포.bat

@@ -0,0 +1,31 @@
+@echo off
+if /i not "%~1"=="_run" (
+  cd /d "%~dp0"
+  cmd /k "%~f0" _run
+  exit /b 0
+)
+
+chcp 65001 >nul
+cd /d "%~dp0backend"
+
+echo ================================
+echo  EENE - Push data to Render
+echo  Target: eene-dashboard-backend.onrender.com
+echo ================================
+echo.
+echo  NOTE: Code must be deployed first (git push).
+echo.
+
+call npm run db:push-remote
+if errorlevel 1 goto :fail
+
+echo.
+echo  Open https://eene-dashboard.vercel.app/
+goto :end
+
+:fail
+echo.
+echo  Push failed. Deploy code first, then retry.
+
+:end
+pause